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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1960 | 1 |
| 1962 | 1 |
| 1963 | 1 |
| 1966 | 1 |
| 1974 | 2 |
| 1975 | 12 |
| 1976 | 6 |
| 1977 | 4 |
| 1978 | 8 |
| 1979 | 9 |
| 1980 | 11 |
| 1981 | 13 |
| 1982 | 19 |
| 1983 | 31 |
| 1984 | 21 |
| 1985 | 20 |
| 1986 | 28 |
| 1987 | 28 |
| 1988 | 27 |
| 1989 | 38 |
| 1990 | 46 |
| 1991 | 45 |
| 1992 | 55 |
| 1993 | 78 |
| 1994 | 73 |
| 1995 | 58 |
| 1996 | 66 |
| 1997 | 76 |
| 1998 | 67 |
| 1999 | 83 |
| 2000 | 78 |
| 2001 | 82 |
| 2002 | 113 |
| 2003 | 140 |
| 2004 | 144 |
| 2005 | 170 |
| 2006 | 158 |
| 2007 | 184 |
| 2008 | 247 |
| 2009 | 231 |
| 2010 | 241 |
| 2011 | 300 |
| 2012 | 325 |
| 2013 | 379 |
| 2014 | 414 |
| 2015 | 439 |
| 2016 | 361 |
| 2017 | 277 |
| 2018 | 457 |
| 2019 | 470 |
| 2020 | 539 |
| 2021 | 679 |
| 2022 | 674 |
| 2023 | 536 |
| 2024 | 130 |